The Washer 6.4x14x1.2 is the lowest priced item on this 018 Battery [mod:f848] schematic.
With a quantity of five pieces, the Screw Tceif M6x12 is the most used part in the 018 BATTERY [MOD:F848] diagram.
Some items from this specific schematic: Screw Tceif M5x25, Voltage Regulator, Wire, Battery Plus Lead, Screw Tceif M5x12.